Home / 263,348.01-394,693.56-121,041.95

Finding the Fourth Proportional to 263,348.01, 394,693.56 and 121,041.95

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Solution

The fourth proportional to 263,348.01, 394,693.56 and 121,041.95 is: 181,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,348.01 : 394,693.56 = 121,041.95 : x
  2. Step 2: Convert to fraction form
    263,348.01/394,693.56 = 121,041.95/x
  3. Step 3: Cross multiply
    263,348.01x = 394,693.56 × 121,041.95
  4. Step 4: Simplify right side
    263,348.01x = 47,774,476,181.37
  5. Step 5: Solve for x
    x = 47,774,476,181.37/263,348.01
  6. Step 6: Final answer
    x = 181,411.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.